Economics Flashcards
Economics
The science that studies the choices of people trying to satisfy their wants in a world characterized by scarcity
Scarcity
Wants greater than resources
Opportunity Cost
What you give up to do what you are doing
Zero Opportunity Cost
Exists when someone doesn’t give up anything in choosing to do something else
Macroeconomics
The big picture
Satisfaction
Utility
Choice
A consequence of scarcity
Zero Price
No dollars or cents are charged for a good
Free Rider
Receives the benefits but does not pay anything
Private Good
Benefits of the good can be denied to a person
Public Good
Benefits of the good cannot be denied to anyone
Contract
An agreement between two or more people to do something
Total Revenue
Price times number of units sold
Incentive
Encourages or motivates a person toward action
Law of Demand
Price and quantity demanded move in opposite directions
Law of Diminishing Marginal Utility
Eventually the utility of additional unit decreases
Quantity Supplied
Specific number of units of a good produced and offered for sale at a specific price
Unit Elastic
Percentage change in quantity demanded equals percentage change in price
Increase in Resource Prices
Will end up shifting supply curve to the left
Normal Good
Income rises, demand for good rises
Substitutes
Price of good A moves in the same direction as demand for good B
Shortage
Exists when quantity demanded is greater than quantity supplied
Surplus
Exists when quantity supplied is greater than quantity demanded
Equilibrium Price
The price that exists in the market when the quantity supplied of a good equals the quantity demanded